Preview Destination Filter

//native

type Segment = {

  token: string;

  baseUrl: string;

};

/**

 * Preview Destination Filter

 * Simulates the application of a Destination filter to a provided JSON payload.

 */

export async function main(

  auth: Segment,

  body: {

    filter: {

      if: string;

      actions: {

        type: "ALLOW_PROPERTIES" | "DROP" | "DROP_PROPERTIES" | "SAMPLE";

        fields?: {};

        percent?: number;

        path?: string;

      }[];

    };

    payload: {};

  },

) {

  const url = new URL(

    `${auth.baseUrl}/destination/filters/preview`,

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "Content-Type": "application/json",

      Authorization: "Bearer " + auth.token,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}